#1 Flashcards
Graphical Area Forecast Explained
Covers large area of several states, used when there isn’t a terminal area forecast
Terminal Area Forecast Defined
Issued for 5NM area around the station issued 4 times a day every 6 hours
METAR defined
Current surface observations every hour
ATIS
Mostly towered airports, Human monitored, Issued every hour unless SPECI occurs, includes NOTAMS and additional information
ASOS (Automated Surface Observing System)
Controlled by National Weather Service, updated every hour unless special conditions (SPECI) arise, used at mostly controlled fields, more sophisticated and standard then AWOS
AWOS (Automated Weather Observing System)
FAA controlled (usually), issued every minute and found at uncontrolled fields
SPECI
No scheduled metars, issued when there is a major change in one or more reported elements
Who to give PIREP to?
PIREPS can be given to ATC or FSS
Ceiling defined
Broken or Overcast or Tallest Vertical Visibility
METAR Types
ATIS, ASOS, and AWOS